When you disconnect your battery and then reconnect itagain, it disables the radio. This is an anti-theft protection for your carradio. The enable your radio the activation code is in your vehicle owner's manual. Ifyou do not have this code you need to go to your Renault servicecentre and get them to enter this code for you. If you have the original handbook for the car you might find the code in there. If not you may have to take you vehicle details to a dealership. This option might cost you. The radio can be removed more easily than you think. I'm assuming by Clio 4 you refer to the current 'new' model. Have a look at the web link below. To find the precode. Method 1 (without dismantling radio): - Hold buttons 1 and 5 and switch on the radio, this will display the precode. Method 2 (with disassembly): - Remove the car radio from the dashboard. - The Precode can be found on a label on the back of the car radio. Hold the preset buttons 1 & 6, whilst turning on your radio. A 10 digit serial number will appear on the radios display. There will be 10 characters in the radio serial number. The letter 'U' followed by 4 numbers then the letter 'L', also followed by 4 numbers. How do I find my Renault Radio Code? Follow these steps: Log into your MY How to get your radio code for free. You can get a free radio code for the car makes Ford, Renault, Mercedes and Honda (at the moment). The codes for brands such as Volkswagen, Audi, Seat, Skoda and Nissan, have a price starting from 9.99 GBP up to 19.99 GBP, depending on the case. Most vehicles require the radio's serial number to receive the stereo code. However, if your car is a Renault Dacia, you can also get an activation code using the car's VIN. · Get the car radio code in the app. Fast, secure service! · You will be able to use your car radio with any other car in the world. · Supported by over 500K successful .

how do i find my renault radio code